"What Need of Man?" by Harold Calin is a science fiction story published in the early 1960s. The narrative revolves around a rocket scientist named Bannister and the implications of using automatic controls versus manual piloting in space missions. The book explores the tensions between technology and human agency, ultimately questioning the value of human life in the face of scientific ambition. The story follows Captain Harry Jackson, who recounts the details of Project Argus, a space exploration initiative that tragically led to the death of his colleague, Dennis Lynds, during a mission. The narrative unfolds as Jackson reflects on the reliance on automated controls that led to Lynds's demise, revealing the dangerous consequences of neglecting the human element in space travel. Throughout the account, Jackson grapples with the feeling of helplessness as he witnesses Bannister's cold determination to prioritize experimental success over human safety, culminating in a haunting conclusion about the sacrifices made in the name of progress. Ultimately, the book serves as both a critique of unbridled technological advancement and a poignant meditation on what it means to need humanity amidst the pursuit of knowledge. (This is an automatically generated summary.)